QUIRKE, JME, MAXWELL, JR, EGLINTON, G
et al. (1980). PETROPORPHYRINS-IV .1. NUCLEAR OVERHAUSER ENHANCEMENT HYDROGEN NMR-STUDIES OF DEOXOPHYLLOERYTHROETIO PORPHYRINS FROM GILSONITE
.
TETRAHEDRON LETTERS, 21(31), 2987-2990. 10.1016/0040-4039(80)88016-6
QUIRKE, JME, MAXWELL, JR, EGLINTON, G et al. (1980). PETROPORPHYRINS-IV .1. NUCLEAR OVERHAUSER ENHANCEMENT HYDROGEN NMR-STUDIES OF DEOXOPHYLLOERYTHROETIO PORPHYRINS FROM GILSONITE
. TETRAHEDRON LETTERS, 21(31), 2987-2990. 10.1016/0040-4039(80)88016-6